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Table 5 Percentages of long axial length eyes within various diopter ranges of the outcomes predicted

From: Different lens power calculation formulas for the prediction of refractive outcome after phacoemulsification with silicone oil removal

Range (D) SRK/Tn (%) Holladay 1n (%) Holladay 2n (%) Haigisn (%) Hoffer Qn (%) Barrett Universal II P
±0.25 3 (15.8) 1 (5.3) 3 (15.8) 6 (31.6) 2 (10.5) 3 (15.8) 0.235
±0.50 5 (26.3) 6 (31.6) 8 (42.1) 10 (52.6) 7 (36.8) 10 (52.6) 0.512
±0.75 12 (63.2) 8 (42.1) 10 (52.6) 14 (73.7) 9 (47.4) 12 (63.2) 0.287
±1.00 14 (73.7) 11 (57.9) 13 (68.4) 16 (84.2) 12 (63.2) 14 (73.7) 0.461
> 1.00 5 (26.3) 8 (42.1) 6 (31.6) 3 (15.8) 7 (36.8) 5 (26.3) 0.455